Lighting unit



FIG. 1 is a front perspective of a lighting unit;

FIG. 2 is a rear perspective of the lighting unit of FIG. 1;

FIG. 3 is a front view of the lighting unit of FIG. 1;

FIG. 4 is a rear view of the lighting unit of FIG. 1;

FIG. 5 is a top plan view of the lighting unit of FIG. 1; and,

FIG. 6 is a right side view of the lighting unit of FIG. 1, the left side view being a mirror image thereof.

The drawings are executed in grayscale. 

CLAIM The ornamental design for a lighting unit, as shown and described. 